use updated metric_idx schema
use updated metric_idx schema

raintank/raintank-metric,raintank/metrictank,raintank/metrictank,raintank/metrictank,raintank/raintank-metric,replay/metrictank,replay/metrictank,replay/metrictank,raintank/metrictank,raintank/raintank-metric,replay/metrictank